docs: def get_wikidata(self, show=True, proxy=None, timeout=0):
          """
          GET Wikidata:API (action=wbgetentities) wikidata
          https://www.wikidata.org/w/api.php?action=help&modules=wbgetentities
  
          Required {params}: title OR wikibase
          - title: <str> Mediawiki page title, file, category, etc.
          - wikibase: <str> Wikidata item ID
  
          Optional {params}:
          - [lang]: <str> Mediawiki language code (default='en')
          - [variant]: <str> Mediawiki language variant
  
          Optional arguments:
          - [show]: <bool> echo page data if true
          - [proxy]: <str> use this HTTP proxy
          - [timeout]: <int> timeout in seconds (0=wait forever)
  
          Data captured:
          - aliases: <list> list of "also known as"
          - claims: <dict> intermediate Wikidata claims (compare to cache)
          - description: <str> Wikidata description
          - image: <dict> {wikidata-image} Wikidata Property:P18
          - label: <str> Wikidata label
          - labels: <str> list of resolved labels
          - modified (wikidata): <str> ISO8601 date and time
          - pageid: <int> Wikipedia database ID
          - requests: list of request actions made
          - title: <str> article title
          - what: <str> Wikidata Property:P31 "instance of"
          - wikibase: <str> Wikidata item ID
          - wikidata: <dict> resolved Wikidata claims
          - wikidata_url: <str> Wikidata URL
          """
          title = self.params.get('title')
          wikibase = self.params.get('wikibase')
  
          if not wikibase and not title:
              err = "get_wikidata needs wikibase or title"
              raise LookupError(err)
  
          self._get('wikidata', show, proxy, timeout)
  
          return self